[condition nasm]

section .text
    global _start
_start:
    mov ecx, [num1]
    cmp ecx, [num2]
    jg check_third_num
    mov ecx, [num3]
check_third_num:
    cmp ecx, [num3]
    jg _exit
    mov ecx, [num3]
_exit:
    mov [largest], ecx
    mov ecx, msg
    mov edx, len
    mov ebx, 1 ;file descriptor (stdout)
    mov eax, 4 ;system call number (sys_write)
    int 0x80
    mov ecx, largest
    mov edx, 2
    mov ebx, 1 ;file descriptor (stdout)
    mov eax, 4 ;system call number (sys_write)
    int 0x80

    mov eax, 1 ;system call number (sys_exit)
    int 80h

section .data
    msg db "The largest digit is: ", 0xA, 0xD
    len equ $ - msg
    num1 dd '47'
    num2 dd '22'
    num3 dd '31'

segment .bss
    largest resb 2